| (19) |
 |
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(11) |
EP 3 214 143 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
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22.11.2017 Bulletin 2017/47 |
| (43) |
Date of publication A2: |
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06.09.2017 Bulletin 2017/36 |
| (22) |
Date of filing: 28.02.2017 |
|
| (51) |
International Patent Classification (IPC):
|
|
| (84) |
Designated Contracting States: |
|
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL
NO PL PT RO RS SE SI SK SM TR |
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Designated Extension States: |
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BA ME |
|
Designated Validation States: |
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MA MD |
| (30) |
Priority: |
04.03.2016 JP 2016041870
|
| (71) |
Applicant: Riso Kagaku Corporation |
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Tokyo 108-8385 (JP) |
|
| (72) |
Inventors: |
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- Shimura, Shinichiro
Ibaraki 305-0818 (JP)
- Endo, Toshihiro
Ibaraki 305-0818 (JP)
- Yamamoto, Akiko
Ibaraki 305-0818 (JP)
|
| (74) |
Representative: Hoffmann Eitle |
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Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München
81925 München (DE) |
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| |
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| (54) |
OIL-BASED INKJET INK SET AND METHOD FOR PRODUCING PRINTED ITEM |
(57) An oil-based inkjet ink set including two or more liquid compositions, for use with
an inkjet head having two or more discharge port arrays, wherein at least one of the
two or more liquid compositions is an oil-based inkjet ink, the initial boiling point
of each of the two or more liquid compositions is, independently, 280°C or higher,
and the difference in the specific gravities of any pair of liquid compositions in
the two or more liquid compositions is at least 0.005 but not more than 0.012, is
disclosed. A method for producing a printed item is also disclosed.